diff options
Diffstat (limited to 'include/drm/i2c')
-rw-r--r-- | include/drm/i2c/sil164.h | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/include/drm/i2c/sil164.h b/include/drm/i2c/sil164.h new file mode 100644 index 00000000000..205e27384c8 --- /dev/null +++ b/include/drm/i2c/sil164.h @@ -0,0 +1,63 @@ +/* + * Copyright (C) 2010 Francisco Jerez. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial + * portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + */ + +#ifndef __DRM_I2C_SIL164_H__ +#define __DRM_I2C_SIL164_H__ + +/** + * struct sil164_encoder_params + * + * Describes how the sil164 is connected to the GPU. It should be used + * as the @params parameter of its @set_config method. + * + * See "http://www.siliconimage.com/docs/SiI-DS-0021-E-164.pdf". + */ +struct sil164_encoder_params { + enum { + SIL164_INPUT_EDGE_FALLING = 0, + SIL164_INPUT_EDGE_RISING + } input_edge; + + enum { + SIL164_INPUT_WIDTH_12BIT = 0, + SIL164_INPUT_WIDTH_24BIT + } input_width; + + enum { + SIL164_INPUT_SINGLE_EDGE = 0, + SIL164_INPUT_DUAL_EDGE + } input_dual; + + enum { + SIL164_PLL_FILTER_ON = 0, + SIL164_PLL_FILTER_OFF, + } pll_filter; + + int input_skew; /** < Allowed range [-4, 3], use 0 for no de-skew. */ + int duallink_skew; /** < Allowed range [-4, 3]. */ +}; + +#endif |